| Mercury |
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| Mythology: Messenger Millions of Miles From the Sun: 36 Revolution Time (Around Sun): 88 days Rotation Time (Around Axis): 59 days Degrees of Axis Tilt: 0.0 Average Temperature (F) -315 to 648 Diameter (In Miles): 3,031 Atmosphere: There is not enough atmosphere on Mercury to measure Number of Rings: none Number of Moons: none Largest Moons: N/A Other Facts: Mercury is the fastest planet of all, travels at about the speed of 107,030 miles per hour. |
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